GNOSEF JUNIOR DIVISION CATEGORIES Biological Science Chemistry Earth Science Engineering Energy & Transportation Environmental Science Math & Computers Physics GNOSEF SENIOR DIVISION CATEGORIES ANIMAL SCIENCES Development, Ecology, Animal Husbandry, Pathology, Physiology, Population Genetics, Systematics Other BEHAVIORAL AND SOCIAL SCIENCES Clinical & Developmental, Psychology, Cognitive Psychology Physiological Psychology, Sociology Other BIOCHEMISTRY General Biochemistry, Metabolism, Structural EARTH AND PLANETARY SCIENCE Climatology, Weather, Geochemistry, Mineralogy, Historical Paleontology, Geophysics, Planetary Science Tectonics Other ENGINEERING: Electrical and Mechanical Electrical Engineering, Computer Engineering, Controls. Mechanical Engineering, Robotics Thermodynamics, Solar Other ENVIRONMENTAL SCIENCES Air or Water Pollution and Quality Soil Contamination and Soil Quality Other MATHEMATICAL SCIENCES Algebra, Analysis Applied Mathematics Geometry. Probability and Statistics Other MEDICINE & HEALTH SCIENCES Disease Diagnosis and Treatment Epidemiology, Genetics Molecular Biology of Diseases Physiology and Biochemistry Other CELLULAR AND MOLECULAR BIOLOGY Cellular Biology, Cellular and Molecular Genetics, Immunology, Molecular Biology Other CHEMISTRY Analytical Chemistry, General Chemistry, Inorganic Chemistry Organic Chemistry, Physical Chemistry Other ENGINEERING: Materials and Bioengineering Bioengineering Civil Engineering, Construction Engineering Chemical Engineering Industrial Engineering, Processing Material Science Other ENERGY & TRANSPORTATION Aerospace and Aeronautical Engineering, Aerodynamics Alternative Fuels Fossil Fuel Energy Vehicle Development Renewable Energies Pathology Other MICROBIOLOGY Antibiotics, Antimicrobials Bacteriology, Microbial Genetics, Virology Other PHYSICS AND ASTRONOMY Atoms, Molecules, Solids Astronomy, Biological Physics Instrumentation and COMPUTER Electronics SCIENCE Magnetics and Algorithms, Data ENVIRONMENTAL Electromagnetics Bases MANAGEMENT Nuclear and Particle Artificial Intelligence, Bioremediation Physics Networking and Ecosystems Optics, Lasers, Masers Communications, Management Theoretical Physics, Computational Environmental Theoretical or Science, Computer Engineering Computational Graphics, Software Land Resource Astronomy Engineering, Management, Forestry, Other Programming Recycling, Waste Languages, Computer Management PLANT SCIENCES System, Operating Other Agriculture/Agronomy System Development, Ecology Other Genetics, Photosynthesis Plant Physiology (Molecular, Cellular, Organismal), Plant Systematics, Evolution Other